<?php
	//print_r($_GET);
	$_GET['hd']="ok";
	$_EGT['a']='hd';
	echo $_GET['a'];
	//exit;
	//$s = "hdxj";
	//$str = "houdunwang{$_GET['hd']}.com";
	//echo $str;
	$hd  ='123';
	//$str2 = 'baidu{$hd}.com';
	//echo $str2;
//echo "<div style='background:#f00;width:200px;height:200px;' onclick=\"alert(this.style.width);\"></div>";
$str3=<<<str
	<div style='background:#f00;width:200px;height:200px;' onclick="alert(this.style.width);">
		this is second div element;
	</div>
str;
echo $str3;

?>